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Q. What is compound?
A compound is a substance which consists of two or more elements chemically combined. The elements in a compound aren't simply mingled together as they are in a mixture. In its place they are combined in a way such that the compound has properties that are different from those of the elements of which it is composed. Every compound is represented by a formula a combination of the symbols of the elements that make up the compounds. You may already recognize some chemical formulas such as H2O for water, NaCl for table salt and NH3 for ammonia.
what are the methods of expressing the mathematical concentration of solutions.?
Q. Evaluation of milk samples? Milk is one of the most common articles of food throughout the world. It is regarded as a complete food. Why? Simply, because it contains protein
eperiment on conductometric titration on acids and bases
Q. Consider a system containing only NH 4 Cl(s), NH 3 (g), and HCl(g). Assume that the equilibrium NH 4 Cl(s) ⇔ NH 3 (g), and HCl(g) exists. (a) Suppose you prepare the system b
How to find the atomic structure of H
200 g of water at 30 degrees C is mixed with 20 g of silver at 350 degrees C, what''s the final temp?
Mention the major reason for the anomalous behaviour of lithium in Group of the periodic table. Why is the third ionization energy of manganese (At. No. =25) unexpectedly high?
2. A mixture is prepared by adding 25.0 mL of 0.185 M Na3PO4 to 34.0 mL of 0.140 M Ca(NO3)2. (a) What mass of Ca3(PO4)2 will be formed? (b) What will be the concentrations of eac
standard estimation protocol
In polar covalent molecule, one atom gets positive charge and the other one takes negative charge as known as dipole.
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